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O-Rings are an easy way to create an airtight seal between two surfaces. This Customizer script allows you to easily make 3D printable molds for silicone O-Rings by adjusting two parameters. Parameter “Inner Diameter” defines the inner diameter of the ring. Parameter “Thickness” defines the diameter of the ring itself. Instructables Guide: . YouTube Video: . flange.stl can be printed to demonstrate an O-Ring with 10mm ID and 5mm thickness and is held together with M3 screws.”

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